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Cubes Near 100 Worksheet

Vedic maths trick 27: Cubes near 100 and 1000 · Set 893 · 40 sums
TalentJR

The trick (Yavadunam): Left part: the number + twice the difference. Middle part: 3 × the difference squared. Right part: the difference cubed. Each right-hand part has as many digits as the base has zeros — carry the extra, borrow if a part is negative.

NameDateTime takenScore ___ / 40
  1. 1.98³ =
  2. 2.96³ =
  3. 3.986³ =
  4. 4.1016³ =
  5. 5.997³ =
  6. 6.108³ =
  7. 7.96³ =
  8. 8.993³ =
  9. 9.980³ =
  10. 10.987³ =
  11. 11.993³ =
  12. 12.102³ =
  13. 13.103³ =
  14. 14.109³ =
  15. 15.99³ =
  16. 16.987³ =
  17. 17.1016³ =
  18. 18.108³ =
  19. 19.995³ =
  20. 20.989³ =
  21. 21.99³ =
  22. 22.998³ =
  23. 23.97³ =
  24. 24.98³ =
  25. 25.982³ =
  26. 26.98³ =
  27. 27.99³ =
  28. 28.990³ =
  29. 29.993³ =
  30. 30.1016³ =
  31. 31.96³ =
  32. 32.108³ =
  33. 33.92³ =
  34. 34.1009³ =
  35. 35.92³ =
  36. 36.92³ =
  37. 37.986³ =
  38. 38.92³ =
  39. 39.1015³ =
  40. 40.91³ =

Answer key

  1. 941192
  2. 884736
  3. 958585256
  4. 1048772096
  5. 991026973
  6. 1259712
  7. 884736
  8. 979146657
  9. 941192000
  10. 961504803
  11. 979146657
  12. 1061208
  13. 1092727
  14. 1295029
  15. 970299
  16. 961504803
  17. 1048772096
  18. 1259712
  19. 985074875
  20. 967361669
  21. 970299
  22. 994011992
  23. 912673
  24. 941192
  25. 946966168
  26. 941192
  27. 970299
  28. 970299000
  29. 979146657
  30. 1048772096
  31. 884736
  32. 1259712
  33. 778688
  34. 1027243729
  35. 778688
  36. 778688
  37. 958585256
  38. 778688
  39. 1045678375
  40. 753571

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